1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.dao.orm.hibernate;
24  
25  import com.liferay.portal.kernel.dao.orm.Projection;
26  import com.liferay.portal.kernel.dao.orm.ProjectionFactory;
27  import com.liferay.portal.kernel.dao.orm.ProjectionList;
28  
29  import org.hibernate.criterion.Projections;
30  
31  /**
32   * <a href="ProjectionFactoryImpl.java.html"><b><i>View Source</i></b></a>
33   *
34   * @author Brian Wing Shun Chan
35   */
36  public class ProjectionFactoryImpl implements ProjectionFactory {
37  
38      public Projection alias(Projection projection, String alias) {
39          ProjectionImpl projectionImpl = (ProjectionImpl)projection;
40  
41          return new ProjectionImpl(
42              Projections.alias(projectionImpl.getWrappedProjection(), alias));
43      }
44  
45      public Projection avg(String propertyName) {
46          return new ProjectionImpl(Projections.avg(propertyName));
47      }
48  
49      public Projection count(String propertyName) {
50          return new ProjectionImpl(Projections.count(propertyName));
51      }
52  
53      public Projection countDistinct(String propertyName) {
54          return new ProjectionImpl(Projections.countDistinct(propertyName));
55      }
56  
57      public Projection distinct(Projection projection) {
58          ProjectionImpl projectionImpl = (ProjectionImpl)projection;
59  
60          return new ProjectionImpl(
61              Projections.distinct(projectionImpl.getWrappedProjection()));
62      }
63  
64      public Projection groupProperty(String propertyName) {
65          return new ProjectionImpl(Projections.groupProperty(propertyName));
66      }
67  
68      public Projection max(String propertyName) {
69          return new ProjectionImpl(Projections.max(propertyName));
70      }
71  
72      public Projection min(String propertyName) {
73          return new ProjectionImpl(Projections.min(propertyName));
74      }
75  
76      public ProjectionList projectionList() {
77          return new ProjectionListImpl(Projections.projectionList());
78      }
79  
80      public Projection property(String propertyName) {
81          return new ProjectionImpl(Projections.property(propertyName));
82      }
83  
84      public Projection rowCount() {
85          return new ProjectionImpl(Projections.rowCount());
86      }
87  
88      public Projection sum(String propertyName) {
89          return new ProjectionImpl(Projections.sum(propertyName));
90      }
91  
92  }